def _read_all(self):
"""Read the file line per line."""
re_lab = re.compile('POINT *([0-9]+) *CHAMP NO *([0-9]+) *'
'DDL NO *([0-9]+)')
nbf = self.freq_nb
for ich in range(3):
for iddl in range(3):
if ich != iddl:
for ifrq in range(self.nbpc * (nbf + 2)):
self.fobj.readline()
self.ln += 1
continue
for ipc in range(self.nbpc):
self.ln += 2
self.fobj.readline()
mat = re_lab.search(self.fobj.readline())
assert mat is not None, 'unexpected line'
nums = map(int, mat.groups())
assert nums == [ipc + 1, ich + 1, iddl + 1], \
'(%d, %d, %d) expected' % (ipc + 1, ich + 1, iddl + 1)
val = []
self.ln += lire_nb_valeurs(self.fobj, 4 * nbf, val, double)
array = NP.array(val).reshape((nbf, 4))
self.listfreq = array[:, 0]
real = array[:, 1]
imag = array[:, 2]
self.values[ipc].set(iddl, real, imag)
def _read_mode_stat_amor(self):
"""modes statiques : amortissements (facultatifs)"""
unused = lire_nb_valeurs(self.fobj,
self.struct.mode_stat_nb**2,
self.struct.mode_stat_amor,
double,
1,
1,
regexp_label="STAT +AMOR")
def _read_mode_coupl_amor(self):
"""modes couplés : amortissements (facultatifs)"""
unused = lire_nb_valeurs(self.fobj,
self.struct.mode_dyna_nb *
self.struct.mode_stat_nb,
self.struct.coupl_amor,
double,
1,
1,
regexp_label="COUPL +AMOR")
def _read_mode_stat(self):
"""mode statiques"""
self.ln += lire_nb_valeurs(self.fobj,
self.struct.noeud_nb * 3,
self.struct.mode_stat_vale,
double,
self.struct.mode_stat_nb,
1,
max_per_line=3,
regexp_label="MODE +STAT +INTER")
def _read_mode_dyna(self):
"""mode dynamiques"""
self.ln += lire_nb_valeurs(self.fobj,
self.struct.noeud_nb * 3,
self.struct.mode_dyna_vale,
double,
self.struct.mode_dyna_nb,
1,
max_per_line=3,
regexp_label="MODE +DYNA")
def _read_mailles_connect_idx(self, idx):
"""mailles : nb et connectivité pour un groupe"""
self.ln += 1
lab, nb = self.fobj.readline().split()
nb = int(nb)
if lab == 'POINT':
self.struct.maille_dime[idx] = 1
elif lab == 'ELEM':
self.struct.maille_dime[idx] = 8
else:
raise ValueError('unsupported element type: %s' % lab)
self.ln += lire_nb_valeurs(self.fobj,
nb * self.struct.maille_dime[idx],
self.struct.maille_connec[idx], int)
self.struct.maille_nb[idx] = nb
def _read_mode_coupl_rigi(self):
"""modes couplés : rigidité"""
self.ln += lire_nb_valeurs(
self.fobj, self.struct.mode_dyna_nb * self.struct.mode_stat_nb,
self.struct.coupl_rigi, double, 1, 1)
def _read_mode_coupl_mass(self):
"""modes couplés : masse"""
self.ln += lire_nb_valeurs(
self.fobj, self.struct.mode_dyna_nb * self.struct.mode_stat_nb,
self.struct.coupl_mass, double, 1, 1)
def _read_mode_stat_rigi(self):
"""modes statiques : rigidité"""
self.ln += lire_nb_valeurs(self.fobj, self.struct.mode_stat_nb**2,
self.struct.mode_stat_rigi, double, 1, 1)
def _read_mode_stat_mass(self):
"""modes statiques : masse"""
self.ln += lire_nb_valeurs(self.fobj, self.struct.mode_stat_nb**2,
self.struct.mode_stat_mass, double, 1, 1)
def _read_mode_dyna_rigi(self):
"""modes dynamiques : rigidité"""
self.ln += lire_nb_valeurs(self.fobj, self.struct.mode_dyna_nb,
self.struct.mode_dyna_rigi, double, 1, 1)
def _read_mode_dyna_mass(self):
"""modes dynamiques : masse"""
self.ln += lire_nb_valeurs(self.fobj, self.struct.mode_dyna_nb,
self.struct.mode_dyna_mass, double, 1, 1)
def _read_mode_dyna_amor(self):
"""modes dynamiques : amortissement"""
self.ln += lire_nb_valeurs(self.fobj, self.struct.mode_dyna_nb,
self.struct.mode_dyna_amor, double, 1, 1)
def _read_mode_dyna_freq(self):
"""modes dynamiques : fréquence"""
self.ln += lire_nb_valeurs(self.fobj, self.struct.mode_dyna_nb,
self.struct.mode_dyna_freq, double, 1, 1)
def _read_noeuds_coord(self):
"""noeuds : coordonnées"""
self.ln += lire_nb_valeurs(self.fobj, self.struct.noeud_nb * 3,
self.struct.noeud_coor, double)
